• Winter and summer distributions of Copper, Zinc and Nickel along the International GEOTRACES Section GIPY05: Insights into deep winter mixing 

  Cloete, R; Loock, JC; Mtshali, Thato; Fietz, S; Roychoudhury, AN (Elsevier, 2019-04)

  First measurements of labile dissolved copper (LdCu) and dissolved zinc (dZn) and nickel (dNi) in the Atlantic sector of the Southern Ocean in winter are compared with summer data at reoccupied stations in order to better ...
• Phytoplankton response in growth, photophysiology and community structure to iron and light in the Polar Frontal Zone and Antarctic waters 

  Viljoen, JJ; Philibert, R; Van Horsten, Natasha R; Mtshali, Thato N; Roychoudhury, AN; Thomalla, Sandy J; Fietz, S (Elsevier, 2018-11)

  Availability of dissolved iron and light are both regulating factors for primary productivity in high (macro) nutrient, low chlorophyll regions of the Southern Ocean. Here, using on-board iron/light incubation experiments ...
• The Extreme Climate Index (ECI), a tool for monitoring regional extreme events 

  Malherbe, Johan; Iyahen, E; Engelbrecht, Francois A; Chamunorwa, M; Helmschrot, J (Klaus Hess Publishers, 2018)

  The Extreme Climate Index (ECI) is an objective, multi-hazard index capable of tracking changes in the frequency or magnitude of extreme weather events in Africa. The index is geared towards identifying broad-scale climate ...
• Integrated climatology and trends in the subtropical Hadley cell, sunshine duration and cloud cover over South Africa 

  Mahlobo, DD; Ndarana, T; Grab, S; Engelbrecht, Francois (Wiley, 2018-12)

  This study uses two methods to diagnose the local Hadley circulation; first the zonally averaged mass stream function, and second the stream function vector method. The two methods have been applied to the ERA-Interim ...
• Direct and indirect drivers of change in biodiversity and nature’s contributions to people 

  Nyingi, W; Oguge, N; Dziba, L; Chandipo, R; Didier, TA; Gandiwa, E; Kasiki, S; Kisanga, D; Kgosikoma, O; Von Maltitz, Graham P (Secretariat of the Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES), 2018-12)

  Africa’s biodiversity and ecosystems are amongst the most vulnerable to climate change, with severe impacts already experienced on water availability and food production, thus affecting nature’s contributions to people ...
• The IPBES regional assessment report on biodiversity and ecosystem services for Africa 

  Archer, Emma RM; Dziba, LE; Mulongoy, KJ; Maoela, Malebajoa A; Walters, Michele (Intergovernmental Science-Policy Platform on Biodiversity and Ecosystem Services (IPBES), 2018)

  The Africa regional Assessment is the first of its kind for the continent and constitutes one of four Regional Assessments conducted under IPBES. This Assessment is a synthesis of the state of knowledge on biodiversity and ...
• Sanitation and climate change adaptation 

  Duncker, Louisa C (Alive2Green, 2019-01)

  Sanitation is affected by climate change and has an impact on climate change. Climate change will increase the frequency of climate shocks, which will have an impact on water supply, energy, and food. Community-based ...
• Water sensitive urban planning as adaptation strategy 

  Van Niekerk, Cornelia W; Duncker, Louisa C; Maditse, Kea; Davis, Claire; Pieterse, Amy (2018-10)

  Cities in areas getting hotter and drier have to find alternative approaches to manage the increased demand for water versus the shrinking supply, while also climate proofing their cities. Water sensitive urban design as ...
• Sugarcane productivity and water use in South Africa under a future climate: What can we expect? 

  Singels, A; Jones, MR; Lumsden, Trevor G (South African Sugar Technologists’ Association, 2018-08)

  Reliable predictions of sugarcane crop response to climate change are necessary to plan adaptation strategies for the South African sugarcane industry. The objective was to estimate expected changes in sugarcane yields, ...
• The Bidecadel climate cycle : Alive and well 

  Malherbe, Johan; Smit, I (2018-09)

  We consider rainfall variability over the Lowveld in northeastern South Africa during the last 8 decades and demonstrate the persistence of a bi-decadal rainfall cycle in the region. We also note associations with the ...
• Experimental analysis for thermal storage performance of three types of plate encapsulated phase change materials in air heat exchangers for ventilation applications 

  Kumirai, Tichaona; Dirker, J; Meyer, J (Elsevier, 2019-03)

  Due to climate change and rising global temperatures, energy demand associated with commercial and office building cooling, is projected to increase. Passive-cooling, based on phase change materials, can assist to moderate ...
• Beneficiation of sawdust waste in the context of an integrated forest bio-refinery mill: Kraft and pre-hydrolysis Kraft pulping properties 

  Andrew, JE; Johakimu, J; Lekha, P; Gibril, ME; Sithole, BB (UNISA, 2018)

  As part of a broader objective to extract cellulose from sawdust waste material for the production of nano-crystalline cellulose, conventional industrially available processes such as the Kraft and pre-hydrolysis Kraft ...
• Isotopic evidence for nitrification in the Antarctic winter mixed layer 

  Smart, SM; Fawcett, SE; Thomalla, Sandy J; Weigand, MA; Reason, CJC; Sigman, DM (AGU Publications, 2015-04)

  We report wintertime nitrogen and oxygen isotope ratios (δ15N and δ18O) of seawater nitrate in the Southern Ocean south of Africa. Depth profile and underway surface samples collected in July 2012 extend from the subtropics ...
• Analysis of clean coal technology in Nigeria for energy generation 

  Oboirien, BO; North, Brian C; Obayopo, SO; Odusote, JK; Sadiku, ER (Elsevier, 2018-04)

  An analysis of clean coal technologies for the recovery of energy from Nigerian coals was carried out. The coal mines studied are Onyeama, Ogwashi, Ezimo, Inyi, Amasiodo, Okaba, Lafia-Obi, Owukpa Owukpa, Ogboyoga and Okpara. ...
• Late holocene marine radiocarbon reservoir correction for the Southern and Eastern Coasts of South Africa 

  Maboya, ML; Meadows, ME; Reimer, PJ; Backeberg, Bjorn-Christoph; Haberzettl, T (Cambridge University Press, 2017-12)

  The marine reservoir effect is the difference in radiocarbon (14C) between the atmosphere and the marine surface ocean. To overcome the dating errors induced, it is necessary to correct marine 14C ages for this effect. R ...
• Socio-economic impacts of extreme weather events in Southern Africa 

  Davis-Reddy, Claire L; Vincent, K; Mambo, Julia (CSIR, 2017-10)

  Southern Africa is susceptible to extreme weather events – particularly floods, droughts, fires and large storms, which have cost an estimated USD 10 billion in damages between 1980 and 2015 (based on data from EM-DAT). ...
• Identifying ecosystem service hotspots for targeting land degradation neutrality investments in south-eastern Africa 

  Willemen, L; Crossman, ND; Quatrini, S; Egoh, Benis N; Kalaba, FK (Elsevier, 2017-06)

  Land degradation response actions need motivated stakeholders and investments to improve land management. In this study we present methods to prioritise locations for degradation mitigation investments based on stakeholder ...
• The quantification of shading for the built environment in South Africa 

  Conradie, Dirk CU (Department of Science and Technology, also CSIR, 2018-10)

  A bioclimatic analysis of South African towns and cities indicates that solar protection is the single most important passive design measure to reduce energy usage and to improve internal comfort for the built environment ...
• What to adapt for? Climate change risk profiles for South African cities 

  Le Roux, Alize; Van Niekerk, Cornelia W; Arnold, Kathryn A; Pieterse, Amy; Davis, Claire L (2018-03)

  Climate change adaptation has increasingly been included in national policies because of the far-reaching effects climatic changes have on places and people.
• Sun, shade and natural daylight in South African town planning, with emphasis on Pretoria 

  Conradie, Dirk CU (AJOL, 2018)

  A bioclimatic analysis of different South African towns and cities indicates that, if the correct mix of passive design principles is used, they all have a significant passive design potential. Of all such measures, solar ...

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